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#!/usr/bin/env python3
import os
import sys
import time
from datetime import datetime,timezone
from shutil import which
from subprocess import check_output
srcdir = os.path.dirname(os.path.abspath(sys.argv[0]))
git_dir = os.path.join(srcdir, ".git")
git = which('git')
if git and os.path.exists(git_dir):
version = check_output([git, "-C", srcdir, "describe", "--always", "--tags",
"--dirty"], encoding="UTF-8")
version = version[1:].strip()
else:
version_path = os.path.join(srcdir, "VERSION")
with open(version_path, "r") as f:
version = f.readline().strip()
if len(sys.argv) < 2:
print(version)
sys.exit()
date = datetime.utcfromtimestamp(int(os.environ.get('SOURCE_DATE_EPOCH', time.time())))
if date == "":
date = datetime.now(timezone.utc).astimezone()
date_str = date.strftime("%a %b %d %I:%M:%S %Y")
NEW_REVISION = "#define VERSION \"" + version + "\"\n"
OLD_REVISION = ""
BUILDDATE = "#define BUILDDATE \"" + date_str + "\"\n"
MPVCOPYRIGHT = "#define MPVCOPYRIGHT \"Copyright \u00A9 2000-2021 mpv/MPlayer/mplayer2 projects\"" + "\n"
if os.path.isfile(sys.argv[1]):
with open(sys.argv[1], "r") as f:
OLD_REVISION = f.readline()
if NEW_REVISION != OLD_REVISION:
with open(sys.argv[1], "w", encoding="utf-8") as f:
f.writelines([NEW_REVISION, BUILDDATE, MPVCOPYRIGHT])
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